Easy-to-use Fuel Filter and Separator Kit includes filter, mounting bracket and three (3) NPT brass plugs. Quick spin-on design allows you to easily swap our fuel filters for replacements. Fuel Filter and Separator Kit features two (2) in-flow ports or fuel tank lines and two (2) out-flow ports for engine lines (use plugs provided for unused ports). Requires 1/4" NPT fitting with hose barb to attach fuel lines (sold separately). Kit is compatible with 2-cycle and 4-cycle engines.